1. Branching solutions and Lie series

   • F. Váradi

   OriginalPaper Pages: 517 - 536

2. Canonical planetary perturbation equations for velocity-dependent forces, and the Lense-Thirring precession

   • Neil Ashby
   • Timothy Allison

   OriginalPaper Pages: 537 - 585

3. Analytic continuation of quasi-periodic orbits from non-linear periodic modes

   • Michael E. Hough

   OriginalPaper Pages: 587 - 617